396 lines
11 KiB
TypeScript
396 lines
11 KiB
TypeScript
import React, {useState, useRef, useMemo} from 'react'
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import {observer} from 'mobx-react-lite'
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import {
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useWindowDimensions,
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GestureResponderEvent,
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Image,
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SafeAreaView,
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StyleSheet,
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Text,
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TouchableOpacity,
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View,
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} from 'react-native'
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import {ScreenContainer, Screen} from 'react-native-screens'
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import {GestureDetector, Gesture} from 'react-native-gesture-handler'
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import Animated, {
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useSharedValue,
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useAnimatedStyle,
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withTiming,
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runOnJS,
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interpolate,
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} from 'react-native-reanimated'
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import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
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import {IconProp} from '@fortawesome/fontawesome-svg-core'
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import {useStores} from '../../../state'
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import {NavigationModel} from '../../../state/models/navigation'
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import {match, MatchResult} from '../../routes'
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import {Modal} from '../../com/modals/Modal'
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import {TabsSelectorModal} from './tabs-selector'
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import {LocationNavigator} from './location-navigator'
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import {createBackMenu, createForwardMenu} from './history-menu'
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import {createAccountsMenu} from './accounts-menu'
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import {createLocationMenu} from './location-menu'
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import {s, colors} from '../../lib/styles'
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import {AVIS} from '../../lib/assets'
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const locationIconNeedsNudgeUp = (icon: IconProp) => icon === 'house'
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const SWIPE_GESTURE_HIT_SLOP = {left: 0, top: 0, width: 20, bottom: 0}
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const SWIPE_GESTURE_TRIGGER = 0.5
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const Location = ({
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icon,
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title,
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onPress,
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}: {
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icon: IconProp
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title?: string
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onPress?: (event: GestureResponderEvent) => void
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}) => {
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const nudgeUp = locationIconNeedsNudgeUp(icon)
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return (
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<TouchableOpacity style={styles.location} onPress={onPress}>
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{title ? (
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<FontAwesomeIcon
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size={12}
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style={[
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styles.locationIcon,
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nudgeUp ? styles.locationIconNudgeUp : undefined,
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]}
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icon={icon}
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/>
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) : (
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<FontAwesomeIcon
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size={12}
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style={styles.locationIconLight}
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icon="magnifying-glass"
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/>
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)}
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<Text style={title ? styles.locationText : styles.locationTextLight}>
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{title || 'Search'}
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</Text>
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</TouchableOpacity>
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)
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}
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const Btn = ({
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icon,
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inactive,
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onPress,
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onLongPress,
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}: {
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icon: IconProp
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inactive?: boolean
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onPress?: (event: GestureResponderEvent) => void
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onLongPress?: (event: GestureResponderEvent) => void
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}) => {
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if (inactive) {
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return (
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<View style={styles.ctrl}>
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<FontAwesomeIcon
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size={18}
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style={[styles.ctrlIcon, styles.inactive]}
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icon={icon}
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/>
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</View>
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)
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}
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return (
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<TouchableOpacity
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style={styles.ctrl}
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onPress={onPress}
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onLongPress={onLongPress}>
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<FontAwesomeIcon size={18} style={styles.ctrlIcon} icon={icon} />
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</TouchableOpacity>
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)
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}
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export const MobileShell: React.FC = observer(() => {
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const store = useStores()
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const tabSelectorRef = useRef<{open: () => void}>()
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const [isLocationMenuActive, setLocationMenuActive] = useState(false)
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const winDim = useWindowDimensions()
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const swipeGestureInterp = useSharedValue<number>(0)
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const screenRenderDesc = constructScreenRenderDesc(store.nav)
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const onPressAvi = () =>
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createAccountsMenu({
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debug_onPressItem: () => store.nav.navigate('/profile/alice.com'),
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})
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const onPressLocation = () => setLocationMenuActive(true)
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const onPressEllipsis = () => createLocationMenu()
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const onNavigateLocation = (url: string) => {
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setLocationMenuActive(false)
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store.nav.navigate(url)
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}
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const onDismissLocationNavigator = () => setLocationMenuActive(false)
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const onPressBack = () => store.nav.tab.goBack()
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const onPressForward = () => store.nav.tab.goForward()
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const onPressHome = () => store.nav.navigate('/')
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const onPressNotifications = () => store.nav.navigate('/notifications')
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const onPressTabs = () => tabSelectorRef.current?.open()
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const onLongPressBack = () => createBackMenu(store.nav.tab)
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const onLongPressForward = () => createForwardMenu(store.nav.tab)
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const onNewTab = () => store.nav.newTab('/')
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const onChangeTab = (tabIndex: number) => store.nav.setActiveTab(tabIndex)
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const onCloseTab = (tabIndex: number) => store.nav.closeTab(tabIndex)
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const goBack = useMemo(() => {
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return () => {
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store.nav.tab.goBack()
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}
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}, [store.nav.tab])
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const swipeGesture = useMemo(
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() =>
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Gesture.Pan()
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.hitSlop(SWIPE_GESTURE_HIT_SLOP)
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.onUpdate(e => {
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if (store.nav.tab.canGoBack) {
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swipeGestureInterp.value = Math.max(
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e.translationX / winDim.width,
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0,
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)
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}
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})
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.onEnd(_e => {
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if (swipeGestureInterp.value >= SWIPE_GESTURE_TRIGGER) {
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runOnJS(goBack)()
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swipeGestureInterp.value = withTiming(1, {duration: 100}, () => {
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swipeGestureInterp.value = 0
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})
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} else {
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swipeGestureInterp.value = withTiming(0, {duration: 100})
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}
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}),
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[swipeGestureInterp, winDim, store.nav.tab.canGoBack, goBack],
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)
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const swipeTransform = useAnimatedStyle(() => ({
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transform: [{translateX: swipeGestureInterp.value * winDim.width}],
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}))
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const swipeOpacity = useAnimatedStyle(() => ({
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opacity: interpolate(swipeGestureInterp.value, [0, 1.0], [0.6, 0.0]),
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}))
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return (
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<View style={styles.outerContainer}>
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<View style={styles.topBar}>
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<TouchableOpacity onPress={onPressAvi}>
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<Image style={styles.avi} source={AVIS['alice.com']} />
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</TouchableOpacity>
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<Location
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icon={screenRenderDesc.icon}
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title={store.nav.tab.current.title}
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onPress={onPressLocation}
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/>
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<TouchableOpacity style={styles.topBarBtn} onPress={onPressEllipsis}>
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<FontAwesomeIcon icon="ellipsis" />
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</TouchableOpacity>
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</View>
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<SafeAreaView style={styles.innerContainer}>
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<GestureDetector gesture={swipeGesture}>
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<ScreenContainer style={styles.screenContainer}>
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{screenRenderDesc.screens.map(
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({Com, params, key, current, previous}) => {
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return (
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<Screen
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key={key}
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style={[StyleSheet.absoluteFill]}
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activityState={current ? 2 : previous ? 1 : 0}>
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<Animated.View
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style={
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current ? [styles.screenMask, swipeOpacity] : undefined
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}
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/>
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<Animated.View
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style={[
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s.flex1,
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styles.screen,
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current ? swipeTransform : undefined,
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]}>
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<Com params={params} visible={true} />
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</Animated.View>
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</Screen>
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)
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},
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)}
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</ScreenContainer>
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</GestureDetector>
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</SafeAreaView>
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<View style={styles.bottomBar}>
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<Btn
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icon="angle-left"
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inactive={!store.nav.tab.canGoBack}
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onPress={onPressBack}
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onLongPress={onLongPressBack}
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/>
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<Btn
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icon="angle-right"
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inactive={!store.nav.tab.canGoForward}
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onPress={onPressForward}
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onLongPress={onLongPressForward}
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/>
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<Btn icon="house" onPress={onPressHome} />
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<Btn icon={['far', 'bell']} onPress={onPressNotifications} />
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<Btn icon={['far', 'clone']} onPress={onPressTabs} />
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</View>
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<TabsSelectorModal
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ref={tabSelectorRef}
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tabs={store.nav.tabs}
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currentTabIndex={store.nav.tabIndex}
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onNewTab={onNewTab}
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onChangeTab={onChangeTab}
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onCloseTab={onCloseTab}
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/>
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<Modal />
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{isLocationMenuActive && (
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<LocationNavigator
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url={store.nav.tab.current.url}
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onNavigate={onNavigateLocation}
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onDismiss={onDismissLocationNavigator}
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/>
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)}
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</View>
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)
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})
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/**
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* This method produces the information needed by the shell to
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* render the current screens with screen-caching behaviors.
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*/
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type ScreenRenderDesc = MatchResult & {
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key: string
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current: boolean
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previous: boolean
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}
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function constructScreenRenderDesc(nav: NavigationModel): {
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icon: IconProp
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screens: ScreenRenderDesc[]
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} {
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let icon: IconProp = 'magnifying-glass'
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let screens: ScreenRenderDesc[] = []
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for (const tab of nav.tabs) {
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const tabScreens = [
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...tab.getBackList(5),
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Object.assign({}, tab.current, {index: tab.index}),
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]
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const parsedTabScreens = tabScreens.map(screen => {
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const isCurrent = nav.isCurrentScreen(tab.id, screen.index)
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const isPrevious = nav.isCurrentScreen(tab.id, screen.index + 1)
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const matchRes = match(screen.url)
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if (isCurrent) {
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icon = matchRes.icon
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}
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return Object.assign(matchRes, {
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key: `t${tab.id}-s${screen.index}`,
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current: isCurrent,
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previous: isPrevious,
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}) as ScreenRenderDesc
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})
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screens = screens.concat(parsedTabScreens)
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}
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return {
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icon,
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screens,
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}
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}
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const styles = StyleSheet.create({
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outerContainer: {
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height: '100%',
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},
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innerContainer: {
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flex: 1,
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},
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screenContainer: {
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flex: 1,
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},
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screen: {
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backgroundColor: colors.gray1,
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},
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screenMask: {
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position: 'absolute',
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top: 0,
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bottom: 0,
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left: 0,
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right: 0,
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backgroundColor: '#000',
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opacity: 0.5,
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},
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topBar: {
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flexDirection: 'row',
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backgroundColor: colors.white,
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borderBottomWidth: 1,
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borderBottomColor: colors.gray2,
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paddingLeft: 10,
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paddingRight: 10,
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paddingTop: 40,
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paddingBottom: 5,
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},
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avi: {
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width: 28,
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height: 28,
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marginRight: 8,
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borderRadius: 14,
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},
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location: {
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flex: 1,
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flexDirection: 'row',
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borderRadius: 6,
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paddingLeft: 10,
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paddingRight: 6,
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paddingTop: 6,
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paddingBottom: 6,
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backgroundColor: colors.gray1,
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// justifyContent: 'center',
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},
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locationIcon: {
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color: colors.gray5,
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marginTop: 3,
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marginRight: 6,
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},
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locationIconNudgeUp: {
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marginTop: 2,
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},
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locationIconLight: {
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color: colors.gray5,
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marginTop: 2,
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marginRight: 8,
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},
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locationText: {
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color: colors.black,
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},
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locationTextLight: {
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color: colors.gray4,
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},
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topBarBtn: {
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marginLeft: 8,
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justifyContent: 'center',
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borderRadius: 6,
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paddingHorizontal: 6,
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},
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bottomBar: {
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flexDirection: 'row',
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backgroundColor: colors.white,
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borderTopWidth: 1,
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borderTopColor: colors.gray2,
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paddingLeft: 5,
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paddingRight: 15,
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paddingBottom: 20,
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},
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ctrl: {
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flex: 1,
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paddingTop: 15,
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paddingBottom: 15,
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},
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ctrlIcon: {
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marginLeft: 'auto',
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marginRight: 'auto',
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},
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inactive: {
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color: colors.gray3,
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},
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})
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